Fix flaky test

Author: codingjoe

tests/test_forms.py

@@ -53,7 +53,7 @@ def test_lang_attr(self):
 
         # Regression test for #163
         widget = Select2Widget()
-        assert widget.i18n_name == "en"
+        assert widget.i18n_name == translation.get_language()
         with translation.override("de"):
             assert widget.i18n_name == "de"